(19)

(11)

EP 2 318 131 A1

(12)

(43) Date of publication: 11.05.2011 Bulletin 2011/19 (21) Application number: 09847668.2 (22) Date of filing: 04.09.2009

(51) International Patent Classification (IPC):  B01J 23/70(2006.01) (86) International application number: PCT/KR2009/004998 (87) International publication number: WO 2011/027921 (10.03.2011 Gazette 2011/10)

(84) Designated Contracting States: AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO SE SI SK SM TR Designated Extension States: AL BA RS (71) Applicant: Korea Research Institute of Chemical Technology Yuseong-gu, Daejeon 305-600 (KR)	(72) Inventors: KANG, Suk-Hwan Yuseong-gu Daejeon 305-752 (KR) BAE, Jong-Wook Yuseong-gu Daejeon 305-345 (KR) JUN, Ki-won Yuseong-gu Daejeon 305-761 (KR) LEE, Yun-Jo Yuseong-gu Daejeon 305-761 (KR) KIM, Hyo Jean Yuseong-gu Daejeon 305-804 (KR) (74) Representative: Charrier, Rapp & Liebau  Patentanwälte Fuggerstrasse 20 86150 Augsburg 86150 Augsburg (DE)